IT Buyer - Public Procurement (Brussels)

Ariapartner; Brussel Hoofdstad; Sur place; EUR 96 432 - 137 760; Temps partiel

Résumé du poste

Ariapartner is seeking an IT Buyer for freelance work in Brussels. This role focuses on strategic IT purchasing within public procurement, requiring at least 8-10 years of IT purchasing experience and proven public procurement knowledge.

The successful candidate will manage purchasing strategies and procedures, ensuring compliance and collaboration with various stakeholders. This position offers autonomy and the chance to work on high-impact IT projects in a regulated environment.

Qualifications

• Minimum 8 to 10 years of experience in IT purchasing.
• Proven experience in public procurement (Belgium or Europe).
• Mastery of end-to-end purchasing procedures.
• Good command of professional English.

Responsabilités

• Define and implement IT purchasing strategies.
• Manage public procurement procedures from A to Z.
• Conduct supplier negotiations at local and international levels.
• Ensure compliance with internal rules and public procurement legislation.

Connaissances

IT purchasing experience

Public procurement knowledge

Analytical skills

Communication skills

Ability to work autonomously

Description du poste

IT Buyer – Public Procurement (Brussels)

Freelance

Partial remote

IT Buyer – Public Procurement (Brussels) - Freelance

Join Aria Partner and work on strategic IT purchasing projects

Aria Partner is looking for an IT Buyer to support one of its clients in structuring and executing its IT purchasing activities within a public procurement framework.

The mission takes place in an international and highly regulated environment, with significant challenges in digital transformation and critical IT solution management.

Your role

• You act as a buyer with a resolutely operational approach, supporting business and IT teams, to define, structure, and execute purchasing procedures compliant with public procurement regulations.
• You act as a true business partner, in conjunction with internal teams, legal functions, and suppliers, to ensure both high-performing and compliant results.

Your responsibilities

• Define and implement IT purchasing strategies (software, SaaS, IT services, hardware)
• Support internal teams in formalizing needs
• Translate business needs into robust and compliant market documents
• Manage public procurement procedures from A to Z (publication, analysis, award)
• Conduct supplier negotiations at local and international levels
• Structure contracts (scope, pricing, SLA) in collaboration with legal
• Ensure compliance with internal rules and public procurement legislation
• Contribute to the continuous improvement of purchasing practices

Your profile

• Minimum 8 to 10 years of experience in IT purchasing
• Proven experience in public procurement (Belgium or Europe)
• Mastery of end-to-end purchasing procedures
• Expertise in IT sourcing (software, SaaS, services, outsourcing)
• Experience in multi-stakeholder environments
• Ability to work autonomously and hands‑on
• Excellent analytical, structuring, and communication skills
• Good command of professional English

Key Competencies

• Analysis and problem‑solving
• Clear and structured communication
• Results‑oriented and pragmatic
• Sense of compliance and attention to detail
• Ability to evolve in complex and regulated environments

Work on strategic, high-impact IT projects

Thrives in structured and challenging environments

Take on a senior role with real autonomy

Collaborate with various stakeholders (IT, business, legal)

Develop your expertise in regulated and complex environments